Offshore buoy capable of generating electricity

The utility model relates to the technical field of ocean observation equipment, and discloses an ocean buoy capable of generating electricity, which comprises a supporting column and a receiving shell, the bottom end of the supporting column is clamped with the top of the receiving shell, a motor is fixedly mounted at the top of an inner cavity of the supporting column, and a rotating shaft is fixedly mounted at the output end of the motor through a speed reducer. According to the offshore buoy capable of generating power, by starting the motor, the motor operates to drive the rotating shaft to rotate, the rotating shaft rotates to drive the threaded rod to rotate, and the threaded rod rotates to drive the threaded sleeve to move. The threaded sleeve moves to drive the first connecting block to move, the first connecting block moves to drive the connecting rod to rotate, the connecting rod rotates to drive the second connecting block to move, the second connecting block moves to drive the sliding block to mo